Switch to autoconf-2.71.

* libtextstyle/autogen.sh: Update comments.

diff --git a/libtextstyle/autogen.sh b/libtextstyle/autogen.sh
index 5100452b924fa46e05bcfe44aba707749a2a1f4e..740dd6755b098f2aeb431dcf2476c9e0f3f1f4d1 100755 (executable)
--- a/libtextstyle/autogen.sh
+++ b/libtextstyle/autogen.sh
@@ -4,11 +4,11 @@
 # also regenerates all aclocal.m4, config.h.in, Makefile.in, configure files
 # with new versions of autoconf or automake.
 #
-# This script requires autoconf-2.63..2.70 and automake-1.11..1.16 in the PATH.
+# This script requires autoconf-2.63..2.71 and automake-1.11..1.16 in the PATH.
 # If not used from a released tarball, it also requires
 #   - the GNULIB_SRCDIR environment variable pointing to a gnulib checkout.
 
-# Copyright (C) 2003-2020 Free Software Foundation, Inc.
+# Copyright (C) 2003-2021 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by